Home / 2,616,510.25-3,924,765.22-819,534.31

Finding the Fourth Proportional to 2,616,510.25, 3,924,765.22 and 819,534.31

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Solution

The fourth proportional to 2,616,510.25, 3,924,765.22 and 819,534.31 is: 1,229,301.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,616,510.25 : 3,924,765.22 = 819,534.31 : x
  2. Step 2: Convert to fraction form
    2,616,510.25/3,924,765.22 = 819,534.31/x
  3. Step 3: Cross multiply
    2,616,510.25x = 3,924,765.22 × 819,534.31
  4. Step 4: Simplify right side
    2,616,510.25x = 3,216,479,756,484.70
  5. Step 5: Solve for x
    x = 3,216,479,756,484.70/2,616,510.25
  6. Step 6: Final answer
    x = 1,229,301.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.